Granted Patent
Utility
US 4,541,130 · App. 06/598,660
Bathtub assembly
Inventors:
Scott Calvert, Robert J. Gelin, Dale Aberegg
Patented Case
View Patent ↗
Granted: Sep 17, 1985
Filed: Apr 10, 1984
Inventors
Scott Calvert
Robert J. Gelin
Dale Aberegg
Assignee (at issue)
Owens-Corning Fiberglas Corp.
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.